We have ready xStarter 1.9.4.b version what must not have problem with registration at Windows 2008. Please, send me private message with your registration key and email used on registration. I will send you new key for 1.9.4.b and link to download it.

You received license key for xStarter 1.9.4 by email (latest registration emails contain keys for latest version). If you need registration key for xStarter 1.9.3, please, use this page to receive it:http://www.xstarter.com/recover_keys.php
Fill there your email used for registration and you will receive both xStarter 1.9.3 and 1.9.4 keys.